Iiwotshi zebhayoloji zizenzela ii-oscillator eziza kuqhubeka nokuhamba zijikeleza mahala nokuba akukho zimpawu zangaphandle. The previous text is in Xhosa. Here is a translation to Swahili:
Saa za kibiolojia ni osileta zinazojimudu ambazo zitaendeleza kipindi cha ujiendeshaji wa mzunguko hata pasipo na vidokezo vya nje.